Band Stop Filter

It is also called band-elimination, band-reject, or notch filters which passes all frequencies above and below a particular range set by the component.





Twin-T Band-stop filter

The low-pass filter section is comprised of R1, R2, and C1 in a “T” configuration. The high-pass filter section is comprised of C2, C3, and R3 in a “T” configuration .Hence it is commonly known as a “Twin-T” filter